<?php
/**
 * Created by PhpStorm.
 * Author: Shadow
 * Date: 2022/8/22
 * Time: 9:28 上午
 * description: Export.php
 */

namespace app\admin\services;


class Export
{

    /**
     * 设置头
     */
    public function setHeader(){
        return "setHeader";
    }

}